 + What are the characteristics of the family Crassisporiaceae? + 
Crassisporiaceae The Crassisporiaceae is a mushroom family of small brown, naucoroid, brown-spored agarics with thick to slightly thickened, smooth, basidiospore walls that darken to reddish brown in potassium hydroxide (KOH) solution, absence of chrysocystidia, presence of cheilocystidia, nongelatinized tissues in the lamellae, and a filamentous pileus cutis.